201441343021 has 8 divisors (see below), whose sum is σ = 205282032480. Its totient is φ = 197602131792.

The previous prime is 201441343013. The next prime is 201441343063. The reversal of 201441343021 is 120343144102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201441343021 - 2³ = 201441343013 is a prime.

It is a super-2 number, since 2×201441343021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201441343001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92455 + ... + 641428.

It is an arithmetic number, because the mean of its divisors is an integer number (25660254060).

Almost surely, 2^201441343021 is an apocalyptic number.

It is an amenable number.

201441343021 is a deficient number, since it is larger than the sum of its proper divisors (3840689459).

201441343021 is an equidigital number, since it uses as much as digits as its factorization.

201441343021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739115.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 201441343021 its reverse (120343144102), we get a palindrome (321784487123).

The spelling of 201441343021 in words is "two hundred one billion, four hundred forty-one million, three hundred forty-three thousand, twenty-one".